Name the plant which produces the largest flower? What is the diameter of the
flower?

Raflessia Arnoldi: 3 feet in diameter

Explanation:

Rafflesia Arnoldi generates the biggest single bloom of all the huge blooms. The so-called "monster flower" is native to the jungles of Malaysia and Indonesia, where it is one of three national flowers. It may grow up to three feet in diameter and weigh up to 15 pounds.

The flower with the world’s largest bloom is the Rafflesia arnoldii. This rare flower is found in the rainforests of Indonesia. It can grow to be 3 feet across and weigh up to 15 pounds! It is a parasitic plant, with no visible leaves, roots, or stem. It attaches itself to a host plant to obtain water and nutrients.

d. making up measurements to record.